This site uses cookies and other tracking technologies to assist with navigation and your ability to provide feedback, analyse your use of our site and services and assist with our promotional and marketing efforts. You can read more about this in our Privacy Policy.
Alienware AC16251 Intel Core Ultra 7 255HX Laptop 40.6 cm (16") WQXGA 32 GB DDR5-SDRAM 1 TB SSD NVIDIA GeForce RTX 5060 Wi-Fi 7 (802.11be) Windows 11 Home UK English Indigo
In Stock
34 available
- Intel Core Ultra 7 255HX (30MB Cache)
- 32GB DDR5-SDRAM
- 1000GB SSD
- 40.6 cm (16") WQXGA 2560 x 1600 WVA
- Intel Graphics
| Design | |
|---|---|
| Product type | Laptop |
| Market positioning | Gaming |
| Form factor | Clamshell |
| Product colour | Indigo |
| Display | |
| HD type | WQXGA |
| Pixel density | 189 ppi |
| Panel type | WVA |
| Display brightness | 500 cd/m² |
| Contrast ratio (typical) | 1000:1 |
| Touchscreen | No |
| Display resolution | 2560 x 1600 pixels |
| Display diagonal | 40.6 cm (16") |
| Anti-glare screen | Yes |
| Maximum refresh rate | 240 Hz |
| RGB colour space | DCI-P3 |
| Colour gamut | 100% |
| Native aspect ratio | 16:10 |
| Display technology marketing name | ComfortView Plus |
| Low Blue Light technology | Yes |
| Processor | |
| Processor generation | Intel Core Ultra (Series 2) |
| Processor cache | 30 MB |
| Processor model | 255HX |
| Processor boost frequency | 5.2 GHz |
| Processor cores | 20 |
| Processor threads | 20 |
| Processor manufacturer | Intel |
| Processor family | Intel Core Ultra 7 |
| Processor base power | 55 W |
| Maximum turbo power | 160 W |
| Efficient-core base frequency | 1.8 GHz |
| Performance-core base frequency | 2.4 GHz |
| Efficient-core Max Turbo Frequency | 4.5 GHz |
| Performance-core Max Turbo Frequency | 5.2 GHz |
| Performance cores | 8 |
| Efficient cores | 12 |
| Neural processor unit (NPU) | |
| Neural processor unit (NPU) | Intel AI Boost |
| Sparsity support | Yes |
| Windows Studio effects support | Yes |
| AI software frameworks supported by NPU | DirectML, OpenVINO, Windows ML, ONNX RT, WebNN |
| Total processor performance up to | 33 TOPs |
| NPU performance up to | 13 TOPs |
| GPU performance up to | 8 TOPs |
| Memory | |
| Memory form factor | SO-DIMM |
| Internal memory | 32 GB |
| Memory layout (slots x size) | 2 x 16 GB |
| Internal memory type | DDR5-SDRAM |
| Memory slots | 2x SO-DIMM |
| Maximum internal memory | 64 GB |
| Non-ECC | Yes |
| Memory data transfer rate | 5600 MT/s |
| Storage | |
| SSD form factor | M.2 |
| Storage media | SSD |
| Optical drive type | No |
| Number of SSDs installed | 1 |
| SSD capacity | 1 TB |
| SSD interface | PCI Express 4.0 |
| Total storage capacity | 1 TB |
| Total SSDs capacity | 1 TB |
| NVMe | Yes |
| Graphics | |
| Discrete graphics card | Yes |
| Discrete graphics card memory | 8 GB |
| NVIDIA G-SYNC | Yes |
| On-board graphics card family | Intel® Graphics |
| On-board graphics card | Yes |
| On-board graphics card model | Intel® Graphics |
| Discrete graphics card model | NVIDIA GeForce RTX 5060 |
| Discrete graphics memory type | GDDR7 |
| Discrete GPU manufacturer | NVIDIA |
| On-board GPU manufacturer | Intel |
| Audio | |
| Audio chip | Realtek ALC3204 |
| Number of microphones | 2 |
| Audio system | High Definition Audio |
| Number of built-in speakers | 2 |
| Speaker power | 2.5 W |
| Built-in microphone | Yes |
| Camera | |
| Front camera | Yes |
| Front camera resolution (numeric) | 2.07 MP |
| Front camera resolution | 1920 x 1080 pixels |
| Video capturing speed | 30 fps |
| Front camera HD type | Full HD |
| Infrared (IR) camera | Yes |
| Optical drive | |
| Optical drive type | No |
| Network | |
| Mobile network connection | No |
| Top Wi-Fi standard | Wi-Fi 7 (802.11be) |
| WLAN controller model | MediaTek MT7925 |
| Wi-Fi standards | 802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6E (802.11ax), Wi-Fi 7 (802.11be) |
| Ethernet LAN | Yes |
| Ethernet LAN data rates | 10,100,1000 Mbit/s |
| Bluetooth | Yes |
| MIMO type | Multi User MIMO |
| MIMO | Yes |
| Antenna type | 2x2 |
| WLAN controller manufacturer | MediaTek |
| Wi-Fi band | Tri-band (2.4 GHz / 5 GHz / 6 GHz) |
| Ports & interfaces | |
|---|---|
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 2 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity | 0 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity | 1 |
| USB Type-C DisplayPort Alternate Mode | Yes |
| USB 2.0 ports quantity | 0 |
| HDMI ports quantity | 1 |
| HDMI version | 2.1 |
| Ethernet LAN (RJ-45) ports | 1 |
| Combo headphone/mic port | Yes |
| USB Power Delivery (USB PD) | Yes |
| Thunderbolt 4 ports quantity | 1 |
| Intel® Thunderbolt 4 | Yes |
| DC-in jack | Yes |
| Keyboard | |
| Pointing device | Touchpad |
| Numeric keypad | Yes |
| Keyboard backlit | Yes |
| Keyboard language | UK English |
| Keyboard backlit colour | RGB |
| Keyboard backlit zone | 1-zone RGB |
| Software | |
| Operating system architecture | 64-bit |
| Trial software | McAfee + Premium 1-year,Activate Your Microsoft 365 For A 30 Day Trial |
| Operating system installed | Windows 11 Home |
| Technical details | |
| Market positioning | Gaming |
| Form factor | Clamshell |
| Product colour | Indigo |
| Discrete graphics card memory | 8 GB |
| Brand-specific features | |
| Brand specific technologies | Express Charge Boost capable |
| Battery | |
| Battery technology | Lithium-Ion (Li-Ion) |
| Number of battery cells | 6 |
| Battery capacity | 96 Wh |
| Battery recharge time | 3 h |
| Battery voltage | 11.7 V |
| Fast charging | Yes |
| Battery charge indicator | Yes |
| Battery weight | 351 g |
| Power | |
| AC adapter power | 180 W |
| AC adapter frequency | 50 - 60 Hz |
| AC adapter input voltage | 100 - 240 V |
| AC adapter output voltage | 19.5 V |
| USB Power Delivery (USB PD) | Yes |
| USB Type-C charging port | Yes |
| USB Type-C required charging power (min) | 90 W |
| USB Type-C required charging power (max) | 100 W |
| DC-in jack | Yes |
| Operational conditions | |
| Operating temperature (T-T) | 0 - 35 °C |
| Storage temperature (T-T) | -40 - 65 °C |
| Operating relative humidity (H-H) | 10 - 90% |
| Storage relative humidity (H-H) | 5 - 95% |
| Operating altitude | -15.2 - 3048 m |
| Non-operating altitude | -15.2 - 10668 m |
| Operating shock | 140 G |
| Operating vibration | 0.66 G |
| Weight & dimensions | |
| Width | 357 mm |
| Depth | 265.4 mm |
| Height (front) | 1.92 cm |
| Height (rear) | 1.63 cm |
| Weight | 2.66 kg |
| Packaging data | |
| AC adapter included | Yes |
| Packaging content | |
| AC adapter included | Yes |
| Other features | |
| WLAN controller model | MediaTek MT7925 |
| On-board graphics card | Yes |
| Audio system | High Definition Audio |
| AC adapter included | Yes |
| Anti-glare screen | Yes |
Essential power. No distractions.
Must-have gaming performance in a stunning, streamlined design featuring Intel® Core™ Ultra processors, a WQXGA 240Hz 500 nits display and a stylish anodised aluminium lid and bottom cover.
Must-have gaming performance in a stunning, streamlined design featuring Intel® Core™ Ultra processors, a WQXGA 240Hz 500 nits display and a stylish anodised aluminium lid and bottom cover.
| Design | |
|---|---|
| Product type | Laptop |
| Market positioning | Gaming |
| Form factor | Clamshell |
| Product colour | Indigo |
| Display | |
| HD type | WQXGA |
| Pixel density | 189 ppi |
| Panel type | WVA |
| Display brightness | 500 cd/m² |
| Contrast ratio (typical) | 1000:1 |
| Touchscreen | No |
| Display resolution | 2560 x 1600 pixels |
| Display diagonal | 40.6 cm (16") |
| Anti-glare screen | Yes |
| Maximum refresh rate | 240 Hz |
| RGB colour space | DCI-P3 |
| Colour gamut | 100% |
| Native aspect ratio | 16:10 |
| Display technology marketing name | ComfortView Plus |
| Low Blue Light technology | Yes |
| Processor | |
| Processor generation | Intel Core Ultra (Series 2) |
| Processor cache | 30 MB |
| Processor model | 255HX |
| Processor boost frequency | 5.2 GHz |
| Processor cores | 20 |
| Processor threads | 20 |
| Processor manufacturer | Intel |
| Processor family | Intel Core Ultra 7 |
| Processor base power | 55 W |
| Maximum turbo power | 160 W |
| Efficient-core base frequency | 1.8 GHz |
| Performance-core base frequency | 2.4 GHz |
| Efficient-core Max Turbo Frequency | 4.5 GHz |
| Performance-core Max Turbo Frequency | 5.2 GHz |
| Performance cores | 8 |
| Efficient cores | 12 |
| Neural processor unit (NPU) | |
| Neural processor unit (NPU) | Intel AI Boost |
| Sparsity support | Yes |
| Windows Studio effects support | Yes |
| AI software frameworks supported by NPU | DirectML, OpenVINO, Windows ML, ONNX RT, WebNN |
| Total processor performance up to | 33 TOPs |
| NPU performance up to | 13 TOPs |
| GPU performance up to | 8 TOPs |
| Memory | |
| Memory form factor | SO-DIMM |
| Internal memory | 32 GB |
| Memory layout (slots x size) | 2 x 16 GB |
| Internal memory type | DDR5-SDRAM |
| Memory slots | 2x SO-DIMM |
| Maximum internal memory | 64 GB |
| Non-ECC | Yes |
| Memory data transfer rate | 5600 MT/s |
| Storage | |
| SSD form factor | M.2 |
| Storage media | SSD |
| Optical drive type | No |
| Number of SSDs installed | 1 |
| SSD capacity | 1 TB |
| SSD interface | PCI Express 4.0 |
| Total storage capacity | 1 TB |
| Total SSDs capacity | 1 TB |
| NVMe | Yes |
| Graphics | |
| Discrete graphics card | Yes |
| Discrete graphics card memory | 8 GB |
| NVIDIA G-SYNC | Yes |
| On-board graphics card family | Intel® Graphics |
| On-board graphics card | Yes |
| On-board graphics card model | Intel® Graphics |
| Discrete graphics card model | NVIDIA GeForce RTX 5060 |
| Discrete graphics memory type | GDDR7 |
| Discrete GPU manufacturer | NVIDIA |
| On-board GPU manufacturer | Intel |
| Audio | |
| Audio chip | Realtek ALC3204 |
| Number of microphones | 2 |
| Audio system | High Definition Audio |
| Number of built-in speakers | 2 |
| Speaker power | 2.5 W |
| Built-in microphone | Yes |
| Camera | |
| Front camera | Yes |
| Front camera resolution (numeric) | 2.07 MP |
| Front camera resolution | 1920 x 1080 pixels |
| Video capturing speed | 30 fps |
| Front camera HD type | Full HD |
| Infrared (IR) camera | Yes |
| Optical drive | |
| Optical drive type | No |
| Network | |
| Mobile network connection | No |
| Top Wi-Fi standard | Wi-Fi 7 (802.11be) |
| WLAN controller model | MediaTek MT7925 |
| Wi-Fi standards | 802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6E (802.11ax), Wi-Fi 7 (802.11be) |
| Ethernet LAN | Yes |
| Ethernet LAN data rates | 10,100,1000 Mbit/s |
| Bluetooth | Yes |
| MIMO type | Multi User MIMO |
| MIMO | Yes |
| Antenna type | 2x2 |
| WLAN controller manufacturer | MediaTek |
| Wi-Fi band | Tri-band (2.4 GHz / 5 GHz / 6 GHz) |
| Ports & interfaces | |
|---|---|
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 2 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity | 0 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity | 1 |
| USB Type-C DisplayPort Alternate Mode | Yes |
| USB 2.0 ports quantity | 0 |
| HDMI ports quantity | 1 |
| HDMI version | 2.1 |
| Ethernet LAN (RJ-45) ports | 1 |
| Combo headphone/mic port | Yes |
| USB Power Delivery (USB PD) | Yes |
| Thunderbolt 4 ports quantity | 1 |
| Intel® Thunderbolt 4 | Yes |
| DC-in jack | Yes |
| Keyboard | |
| Pointing device | Touchpad |
| Numeric keypad | Yes |
| Keyboard backlit | Yes |
| Keyboard language | UK English |
| Keyboard backlit colour | RGB |
| Keyboard backlit zone | 1-zone RGB |
| Software | |
| Operating system architecture | 64-bit |
| Trial software | McAfee + Premium 1-year,Activate Your Microsoft 365 For A 30 Day Trial |
| Operating system installed | Windows 11 Home |
| Technical details | |
| Market positioning | Gaming |
| Form factor | Clamshell |
| Product colour | Indigo |
| Discrete graphics card memory | 8 GB |
| Brand-specific features | |
| Brand specific technologies | Express Charge Boost capable |
| Battery | |
| Battery technology | Lithium-Ion (Li-Ion) |
| Number of battery cells | 6 |
| Battery capacity | 96 Wh |
| Battery recharge time | 3 h |
| Battery voltage | 11.7 V |
| Fast charging | Yes |
| Battery charge indicator | Yes |
| Battery weight | 351 g |
| Power | |
| AC adapter power | 180 W |
| AC adapter frequency | 50 - 60 Hz |
| AC adapter input voltage | 100 - 240 V |
| AC adapter output voltage | 19.5 V |
| USB Power Delivery (USB PD) | Yes |
| USB Type-C charging port | Yes |
| USB Type-C required charging power (min) | 90 W |
| USB Type-C required charging power (max) | 100 W |
| DC-in jack | Yes |
| Operational conditions | |
| Operating temperature (T-T) | 0 - 35 °C |
| Storage temperature (T-T) | -40 - 65 °C |
| Operating relative humidity (H-H) | 10 - 90% |
| Storage relative humidity (H-H) | 5 - 95% |
| Operating altitude | -15.2 - 3048 m |
| Non-operating altitude | -15.2 - 10668 m |
| Operating shock | 140 G |
| Operating vibration | 0.66 G |
| Weight & dimensions | |
| Width | 357 mm |
| Depth | 265.4 mm |
| Height (front) | 1.92 cm |
| Height (rear) | 1.63 cm |
| Weight | 2.66 kg |
| Packaging data | |
| AC adapter included | Yes |
| Packaging content | |
| AC adapter included | Yes |
| Other features | |
| WLAN controller model | MediaTek MT7925 |
| On-board graphics card | Yes |
| Audio system | High Definition Audio |
| AC adapter included | Yes |
| Anti-glare screen | Yes |